Search a number
-
+
4226249 is a prime number
BaseRepresentation
bin10000000111110011001001
321221201022202
4100013303021
52040214444
6230325545
750631266
oct20076311
97851282
104226249
112427275
1214b98b5
13b4c851
147c026d
1558734e
hex407cc9

4226249 has 2 divisors, whose sum is σ = 4226250. Its totient is φ = 4226248.

The previous prime is 4226231. The next prime is 4226279. The reversal of 4226249 is 9426224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2175625 + 2050624 = 1475^2 + 1432^2 .

It is a cyclic number.

It is not a de Polignac number, because 4226249 - 216 = 4160713 is a prime.

It is a super-2 number, since 2×42262492 = 35722361220002, which contains 22 as substring.

It is a d-powerful number, because it can be written as 47 + 213 + 219 + 63 + 221 + 410 + 96 .

It is not a weakly prime, because it can be changed into another prime (4226219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2113124 + 2113125.

It is an arithmetic number, because the mean of its divisors is an integer number (2113125).

Almost surely, 24226249 is an apocalyptic number.

It is an amenable number.

4226249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4226249 is an equidigital number, since it uses as much as digits as its factorization.

4226249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 4226249 is about 2055.7842785662. The cubic root of 4226249 is about 161.6782849670.

The spelling of 4226249 in words is "four million, two hundred twenty-six thousand, two hundred forty-nine".